diff --git a/hs-bindgen/examples/nested_types.h b/hs-bindgen/examples/nested_types.h
index a88652d9..ef501dad 100644
--- a/hs-bindgen/examples/nested_types.h
+++ b/hs-bindgen/examples/nested_types.h
@@ -7,3 +7,20 @@ struct bar {
     struct foo foo1;
     struct foo foo2;
 };
+
+struct ex3 {
+    struct {
+        int ex3_a;
+        char ex3_b;
+    };
+    float ex3_c;
+};
+
+struct ex4 {
+    struct ex4_b {
+        int ex3_a;
+        char ex3_b;
+        struct ex4_b *recur;
+    };
+    float ex3_c;
+};